Olmo 3.1 32B Think is a large-scale, 32-billion-parameter model designed for deep reasoning, complex multi-step logic, and advanced instruction following. Building on the Olmo 3 series, version 3.1 delivers refined reasoning behavior and st…
Model details →AllenAI: Olmo 3.1 32B Think vs DeepSeek: DeepSeek V4 Flash 0731 (batch)
DeepSeek: DeepSeek V4 Flash 0731 (batch) wins on 4 of 6 axes — pricing and capability skew in its favour for most workloads.
DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoning, and agent workflows....
Model details →Side-by-side comparison
| Capability | AllenAI: Olmo 3.1 32B Think | DeepSeek: DeepSeek V4 Flash 0731 (batch) | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 66K | 1.0M | 🏆 DeepSeek: DeepSeek V4 Flash 0731 (batch) |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.15 | $0.11 | 🏆 DeepSeek: DeepSeek V4 Flash 0731 (batch) |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.50 | $0.33 | 🏆 DeepSeek: DeepSeek V4 Flash 0731 (batch) |
| Tool / function calling First-class support for emitting structured tool calls. | — | Yes | 🏆 DeepSeek: DeepSeek V4 Flash 0731 (batch) |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is AllenAI: Olmo 3.1 32B Think better than DeepSeek: DeepSeek V4 Flash 0731 (batch)?
DeepSeek: DeepSeek V4 Flash 0731 (batch) wins on 4 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between AllenAI: Olmo 3.1 32B Think and DeepSeek: DeepSeek V4 Flash 0731 (batch)?
Input: $0.15 vs $0.11 per 1M tokens. Output: $0.50 vs $0.33 per 1M tokens.
What context windows do AllenAI: Olmo 3.1 32B Think and DeepSeek: DeepSeek V4 Flash 0731 (batch) support?
AllenAI: Olmo 3.1 32B Think supports up to 66K tokens. DeepSeek: DeepSeek V4 Flash 0731 (batch) supports up to 1.0M tokens.
Do both AllenAI: Olmo 3.1 32B Think and DeepSeek: DeepSeek V4 Flash 0731 (batch) support tool calling?
AllenAI: Olmo 3.1 32B Think: not advertised. DeepSeek: DeepSeek V4 Flash 0731 (batch): yes.